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https://github.com/0xFEEDC0DE64/arduino-esp32.git
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Update IDF to a0468b2 (#2108)
* Update IDF to a0468b2 * add missing ld file * Fix PIO builds and change coex policy
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121
tools/sdk/include/mqtt/mqtt_client.h
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121
tools/sdk/include/mqtt/mqtt_client.h
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/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE', which is part of this source code package.
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* Tuan PM <tuanpm at live dot com>
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*/
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#ifndef _MQTT_CLIENT_H_
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#define _MQTT_CLIENT_H_
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include "esp_err.h"
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#include "mqtt_config.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct esp_mqtt_client* esp_mqtt_client_handle_t;
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/**
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* @brief MQTT event types.
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*
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* User event handler receives context data in `esp_mqtt_event_t` structure with
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* - `user_context` - user data from `esp_mqtt_client_config_t`
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* - `client` - mqtt client handle
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* - various other data depending on event type
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*
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*/
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typedef enum {
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MQTT_EVENT_ERROR = 0,
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MQTT_EVENT_CONNECTED, /*!< connected event, additional context: session_present flag */
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MQTT_EVENT_DISCONNECTED, /*!< disconnected event */
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MQTT_EVENT_SUBSCRIBED, /*!< subscribed event, additional context: msg_id */
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MQTT_EVENT_UNSUBSCRIBED, /*!< unsubscribed event */
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MQTT_EVENT_PUBLISHED, /*!< published event, additional context: msg_id */
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MQTT_EVENT_DATA, /*!< data event, additional context:
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- msg_id message id
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- topic pointer to the received topic
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- topic_len length of the topic
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- data pointer to the received data
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- data_len length of the data for this event
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- current_data_offset offset of the current data for this event
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- total_data_len total length of the data received
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*/
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} esp_mqtt_event_id_t;
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typedef enum {
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MQTT_TRANSPORT_UNKNOWN = 0x0,
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MQTT_TRANSPORT_OVER_TCP, /*!< MQTT over TCP, using scheme: ``mqtt`` */
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MQTT_TRANSPORT_OVER_SSL, /*!< MQTT over SSL, using scheme: ``mqtts`` */
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MQTT_TRANSPORT_OVER_WS, /*!< MQTT over Websocket, using scheme:: ``ws`` */
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MQTT_TRANSPORT_OVER_WSS /*!< MQTT over Websocket Secure, using scheme: ``wss`` */
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} esp_mqtt_transport_t;
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/**
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* MQTT event configuration structure
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*/
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typedef struct {
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esp_mqtt_event_id_t event_id; /*!< MQTT event type */
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esp_mqtt_client_handle_t client; /*!< MQTT client handle for this event */
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void *user_context; /*!< User context passed from MQTT client config */
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char *data; /*!< Data asociated with this event */
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int data_len; /*!< Lenght of the data for this event */
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int total_data_len; /*!< Total length of the data (longer data are supplied with multiple events) */
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int current_data_offset; /*!< Actual offset for the data asociated with this event */
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char *topic; /*!< Topic asociated with this event */
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int topic_len; /*!< Length of the topic for this event asociated with this event */
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int msg_id; /*!< MQTT messaged id of message */
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int session_present; /*!< MQTT session_present flag for connection event */
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} esp_mqtt_event_t;
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typedef esp_mqtt_event_t* esp_mqtt_event_handle_t;
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typedef esp_err_t (* mqtt_event_callback_t)(esp_mqtt_event_handle_t event);
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/**
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* MQTT client configuration structure
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*/
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typedef struct {
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mqtt_event_callback_t event_handle; /*!< handle for MQTT events */
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const char *host; /*!< MQTT server domain (ipv4 as string) */
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const char *uri; /*!< Complete MQTT broker URI */
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uint32_t port; /*!< MQTT server port */
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const char *client_id; /*!< default client id is ``ESP32_%CHIPID%`` where %CHIPID% are last 3 bytes of MAC address in hex format */
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const char *username; /*!< MQTT username */
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const char *password; /*!< MQTT password */
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const char *lwt_topic; /*!< LWT (Last Will and Testament) message topic (NULL by default) */
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const char *lwt_msg; /*!< LWT message (NULL by default) */
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int lwt_qos; /*!< LWT message qos */
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int lwt_retain; /*!< LWT retained message flag */
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int lwt_msg_len; /*!< LWT message length */
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int disable_clean_session; /*!< mqtt clean session, default clean_session is true */
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int keepalive; /*!< mqtt keepalive, default is 120 seconds */
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bool disable_auto_reconnect; /*!< this mqtt client will reconnect to server (when errors/disconnect). Set disable_auto_reconnect=true to disable */
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void *user_context; /*!< pass user context to this option, then can receive that context in ``event->user_context`` */
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int task_prio; /*!< MQTT task priority, default is 5, can be changed in ``make menuconfig`` */
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int task_stack; /*!< MQTT task stack size, default is 6144 bytes, can be changed in ``make menuconfig`` */
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int buffer_size; /*!< size of MQTT send/receive buffer, default is 1024 */
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const char *cert_pem; /*!< Pointer to certificate data in PEM format for server verify (with SSL), default is NULL, not required to verify the server */
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const char *client_cert_pem; /*!< Pointer to certificate data in PEM format for SSL mutual authentication, default is NULL, not required if mutual authentication is not needed. If it is not NULL, also `client_key_pem` has to be provided. */
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const char *client_key_pem; /*!< Pointer to private key data in PEM format for SSL mutual authentication, default is NULL, not required if mutual authentication is not needed. If it is not NULL, also `client_cert_pem` has to be provided. */
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esp_mqtt_transport_t transport; /*!< overrides URI transport */
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} esp_mqtt_client_config_t;
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esp_mqtt_client_handle_t esp_mqtt_client_init(const esp_mqtt_client_config_t *config);
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esp_err_t esp_mqtt_client_set_uri(esp_mqtt_client_handle_t client, const char *uri);
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esp_err_t esp_mqtt_client_start(esp_mqtt_client_handle_t client);
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esp_err_t esp_mqtt_client_stop(esp_mqtt_client_handle_t client);
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esp_err_t esp_mqtt_client_subscribe(esp_mqtt_client_handle_t client, const char *topic, int qos);
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esp_err_t esp_mqtt_client_unsubscribe(esp_mqtt_client_handle_t client, const char *topic);
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int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic, const char *data, int len, int qos, int retain);
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esp_err_t esp_mqtt_client_destroy(esp_mqtt_client_handle_t client);
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#ifdef __cplusplus
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}
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#endif //__cplusplus
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#endif
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81
tools/sdk/include/mqtt/mqtt_config.h
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81
tools/sdk/include/mqtt/mqtt_config.h
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/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE', which is part of this source code package.
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* Tuan PM <tuanpm at live dot com>
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*/
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#ifndef _MQTT_CONFIG_H_
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#define _MQTT_CONFIG_H_
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#include "sdkconfig.h"
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#define MQTT_PROTOCOL_311 CONFIG_MQTT_PROTOCOL_311
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#define MQTT_RECONNECT_TIMEOUT_MS (10*1000)
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#if CONFIG_MQTT_BUFFER_SIZE
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#define MQTT_BUFFER_SIZE_BYTE CONFIG_MQTT_BUFFER_SIZE
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#else
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#define MQTT_BUFFER_SIZE_BYTE 1024
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#endif
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#define MQTT_MAX_HOST_LEN 64
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#define MQTT_MAX_CLIENT_LEN 32
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#define MQTT_MAX_USERNAME_LEN 32
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#define MQTT_MAX_PASSWORD_LEN 65
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#define MQTT_MAX_LWT_TOPIC 32
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#define MQTT_MAX_LWT_MSG 128
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#define MQTT_TASK_PRIORITY 5
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#if CONFIG_MQTT_TASK_STACK_SIZE
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#define MQTT_TASK_STACK CONFIG_MQTT_TASK_STACK_SIZE
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#else
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#define MQTT_TASK_STACK (6*1024)
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#endif
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#define MQTT_KEEPALIVE_TICK (120)
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#define MQTT_CMD_QUEUE_SIZE (10)
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#define MQTT_NETWORK_TIMEOUT_MS (10000)
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#ifdef CONFIG_MQTT_TCP_DEFAULT_PORT
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#define MQTT_TCP_DEFAULT_PORT CONFIG_MQTT_TCP_DEFAULT_PORT
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#else
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#define MQTT_TCP_DEFAULT_PORT 1883
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#endif
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#ifdef CONFIG_MQTT_SSL_DEFAULT_PORT
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#define MQTT_SSL_DEFAULT_PORT CONFIG_MQTT_SSL_DEFAULT_PORT
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#else
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#define MQTT_SSL_DEFAULT_PORT 8883
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#endif
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#ifdef CONFIG_MQTT_WS_DEFAULT_PORT
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#define MQTT_WS_DEFAULT_PORT CONFIG_MQTT_WS_DEFAULT_PORT
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#else
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#define MQTT_WS_DEFAULT_PORT 80
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#endif
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#ifdef MQTT_WSS_DEFAULT_PORT
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#define MQTT_WSS_DEFAULT_PORT CONFIG_MQTT_WSS_DEFAULT_PORT
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#else
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#define MQTT_WSS_DEFAULT_PORT 443
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#endif
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#define MQTT_CORE_SELECTION_ENABLED CONFIG_MQTT_TASK_CORE_SELECTION_ENABLED
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#ifdef CONFIG_MQTT_USE_CORE_0
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#define MQTT_TASK_CORE 0
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#else
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#ifdef CONFIG_MQTT_USE_CORE_1
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#define MQTT_TASK_CORE 1
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#else
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#define MQTT_TASK_CORE 0
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#endif
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#endif
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#define MQTT_ENABLE_SSL CONFIG_MQTT_TRANSPORT_SSL
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#define MQTT_ENABLE_WS CONFIG_MQTT_TRANSPORT_WEBSOCKET
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#define MQTT_ENABLE_WSS CONFIG_MQTT_TRANSPORT_WEBSOCKET_SECURE
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#define OUTBOX_EXPIRED_TIMEOUT_MS (30*1000)
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#define OUTBOX_MAX_SIZE (4*1024)
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#endif
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